FBI charges Elvis impersonator Paul Kevin Curtis in ricin letter case
Federal prosecutors on Thursday filed criminal charges against Paul Kevin Curtis, the Mississippi man who was arrested a day earlier in the FBI’s investigation of letters believed to have contained the deadly poison ricin.
What exactly is ricin?
The exact definition is “A highly toxic protein obtained from the pressed seeds of castor-oil plant,” but what exactly does that mean?
Letters addressed to President Obama contained poisonous ricin
Letters addressed to President Barack Obama containing a suspicious substance was received at a White House mail screening facility, although a White House spokesman did not confirm whether there is a connection between the letters and Monday’s Boston Marathon bombings.